1. History of submissions
  2. (plaintext version)

Yu Zhang

@zzuwenjie

China, Zhengzhou City

Joined Jul 2017

World Rank: #25897 (1.1 points)

Institution: ZZU

Activity over the last year

MayJuneJulyAugustSeptemberOctoberNovemberDecemberJanuaryFebruaryMarchAprilless than 10 submissionsbetween 10 and 20 submissionsbetween 20 and 30 submissionsbetween 30 and 40 submissionsmore than 40 submissions

Effectiveness

 Problems solved
21
 Solutions submitted
49

Problems


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